export declare class HexConverter {
    /**
     * Convert byte array to hex
     * @param {Uint8Array} data byte array
     * @returns string hex string
     */
    static encode(data: Uint8Array): string;
    /**
     * Convert hex string to bytes
     * @param value hex string
     * @returns {Uint8Array} byte array
     */
    static decode(value: string): Uint8Array;
}